den200 final
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| Which of the following does not describe dry-angle isolation? | Tightly rolled absorbent cotton
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| A cotton roll holder is designed to hold multiple cotton rolls in a more secure manner for the __________ quadrant(s). | mandibular
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| All of the following describe an operative suction tip except | smaller in circumference than a surgical suction tip.
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| Maintenance of the evacuation system includes each of the following except | replacement of the entire system on a yearly basis.
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| When the high-speed handpiece is positioned on the occlusal surface of tooth #3, where would the assistant position the HVE? | Lingual surface of #3
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| Dental dam clamp parts include the bow and the jaws. The bow is the rounded portion of the clamp that extends through the dam and is positioned toward the | distal aspect of the tooth.
posterior of the mouth.
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| Dental dams are made of either latex or latex-free material and come precut as squares that measure ________ inches for treating the permanent dentition. | 6 ´ 6
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| The part of the dental dam clamp that encircles the tooth and must be firmly seated to stabilize the clamp is the | jaws.
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| To block the flow of saliva and to protect the tissues, a dry-angle isolator is placed on the | buccal mucosa over the Stensen’s duct.
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| After it is used, a plastic HVE tip is | thrown away.
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| The holes for the maxillary anterior teeth are punched down _______ from the upper edge of the rubber dam material. | 1 inch
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| Most dentists prefer a darker color dental dam because it provides | good contrast to tooth structure.
reduced glare.
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| The dental assistant grasps the evacuator in the ________ hand(s) when assisting a right-handed dentist. | right
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| The three most common methods used to isolate a specific area of the mouth include | cotton rolls, dry angles, and the dental dam.
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| The piece of dental dam equipment that stabilizes and stretches the dam away from the tooth is the | frame.
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| In which method of dental dam placement does one place the clamp and then stretch the dental dam over it? | Two-step method
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| Which of the following is used the most to remove excess fluid throughout a restorative dental procedure? | Saliva ejector
High-volume evacuator
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| To create ideal conditions during a dental procedure, the isolation technique should | be comfortable for the patient.
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| All of the following are advantages of using cotton rolls for isolation except | limited retraction.
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| All the following are guidelines for using the air–water syringe except | directing the syringe tip toward the patient’s nose and lips.
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| The purpose of inverting the dental dam into the gingival sulcus is to | prevent saliva leakage.
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| When removing cotton roll isolation, the dental assistant must wet the cotton roll before removal because | a dry cotton roll can stick to the lining mucosa and cause injury.
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| All of the following are specific guidelines for positioning the HVE except | place the HVE after the dentist positions the handpiece and mirror.
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| The rubber dam may tear or stretch if the holes that are punched in it are too | close together.
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| The ________ is punched as the largest size hole (#5) to accommodate the dental dam clamp that fits on the ________ tooth. | keypunch hole; anchor
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| Frequent removal of debris as it accumulates during a procedure is called | limited-area rinse.
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| A ______________ is used to remove solid debris from the oral cavity during a dental procedure. | high-volume evacuator (HVE)
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| The high-volume evacuator (HVE) is able to take up water and debris because a _____ volume of air is moved into the vacuum hose at _____ pressure to create a strong suction. | high; low
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| The piece of dental floss or dental tape that should always be attached to the bow of the dental dam clamp prior to clamp placement is called a(n) | ligature.
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| An antimicrobial solution should be flushed through the evacuation system hoses | daily.
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